Laser Particle Size Analyzer LLPA-T2021

Introduction

Laser Particle Size Analyzer is designed for precise and automatic particle size measurement ranging from 0.1 to 1000 µm. It utilizes the advanced Mie scattering principle along with a converging Fourier transform optical path. The analyzer features a high-density probe and full-range seamless connection test method. Its unique wet circulation and dispersion system minimizes particle deposition and eliminates waste liquid residue. Our analyzer is used for accurate measurement and analysis of particle size distribution in liquids and powders.

This analytical equipment is designed to meet the rigorous requirements of modern laboratory operations, ensuring high precision, reliability, and ease of use for various experimental applications.

Applications

Our Laser Particle Size Analyzer is used for precise particle size analysis in industries such as pharmaceuticals, chemicals, cement, ceramics, mining, and food processing. It supports quality control, research, and formulation by providing accurate particle distribution data for powders, suspensions, and emulsions.

Specifications

Dispersion Type	Wet
Measurement Range	0.01 μm to 1000 μm
Number of Detector Channels	96
Accuracy Error	Less than 5% (D50 value of National Standard Sample)
Repeatability Error	Less than 5% (D50 value of National Standard Sample)
Laser Source	Fiber output laser, λ = 635 nm, P is greater than 10 MW
Optical Calibration	Automatic in X and Y axis
Dispersion Method	Ultrasonic, 40 kHz, 100 W, Arbitrarily adjustable timing with ultrasonic anti dry burning
Circulation Flow Rate	0 to 30 L/min, 25 W
Circulation Mixing Speed	100 to 33950 rpm, adjustable
Sample Cell Capacity	190 to 600 mL (self-designed boiling sample cell)
Testing Speed	Less than 1 min per test (excluding sample dispersion time)
Operation Mode	Computer-based operation
Dimensions	800 × 280 × 335 mm
Net Weight	40 kg

Features

One-touch intelligent operation

Micro-circulation with no residue design

Misoperation self-protection function

Fogging detection system

Bubble-free design

Sealed, dust proof and shock resistant body

FAQs

1. What are the key factors to consider when selecting this analytical equipment for laboratory use?

When selecting this analytical equipment, key factors include: 1) The instrument's precision and accuracy to meet experimental requirements; 2) Compatibility with the types of samples and applications you will be working with; 3) Ease of use and maintenance requirements; 4) Safety features to protect operators and samples; 5) Calibration and certification requirements; 6) Cost-effectiveness and long-term reliability; 7) Technical support and service availability from the supplier. Evaluating these factors ensures that the instrument meets your laboratory's specific needs.

2. How often should this analytical equipment be calibrated to ensure accurate results?

It is recommended to calibrate this analytical equipment at least once every 6-12 months under normal usage conditions. More frequent calibration (every 3-6 months) may be necessary if: 1) The instrument is used continuously for extended periods; 2) It is exposed to harsh environmental conditions (temperature fluctuations, humidity, dust); 3) It is used for critical applications requiring high precision; 4) The instrument has been moved or subjected to physical shock; 5) Calibration checks indicate significant deviations from standard values. Always follow the manufacturer's calibration guidelines.

3. What are the common maintenance procedures required for this analytical equipment?

Common maintenance procedures include: 1) Regular cleaning of the instrument's exterior and sample contact surfaces to prevent contamination and ensure proper operation; 2) Inspection of moving parts (if applicable) for wear and lubrication as recommended by the manufacturer; 3) Replacement of consumable parts (filters, bulbs, reagents) according to usage guidelines; 4) Verification of performance parameters (temperature, pressure, voltage) regularly; 5) Storage of the instrument in a clean, dry environment when not in use; 6) Keeping a maintenance log to track service activities and identify potential issues early; 7) Following the manufacturer's specific maintenance schedule for optimal performance and longevity.

4. Can this analytical equipment be used with different types of samples, and are there any compatibility considerations?

Yes, this analytical equipment can be used with a variety of sample types, but compatibility considerations are important: 1) Check if the instrument's materials are compatible with the chemical composition of your samples (avoid corrosive or reactive substances that may damage the instrument); 2) Ensure that the sample volume and concentration are within the instrument's recommended range; 3) For biological samples, consider sterility requirements and potential cross-contamination risks; 4) For volatile or hazardous samples, ensure proper ventilation and safety precautions are in place; 5) Consult the manufacturer's documentation for specific sample compatibility guidelines, and perform compatibility tests with new sample types before regular use.

5. What should be done if the analytical equipment malfunctions or produces inconsistent results?

If malfunctions or inconsistent results occur: 1) First, check the instrument's user manual for troubleshooting guidelines specific to the issue; 2) Verify that the instrument is properly calibrated and within its calibration period; 3) Inspect for obvious issues such as loose connections, damaged parts, or incorrect settings; 4) Clean the instrument thoroughly to remove any contamination that may affect results; 5) Repeat the experiment with a known standard sample to determine if the issue is with the instrument or the sample; 6) If the problem persists, discontinue use of the instrument to prevent further damage or inaccurate results; 7) Contact technical support or a qualified service technician for diagnosis and repair, providing details of the issue and any troubleshooting steps already performed.

1. How does the Laser Particle Size Analyzer use Mie scattering for particle size analysis, and why is it a preferred method?

Laser Particle Size Analyzer applies the Mie scattering principle, which analyzes how laser light is scattered by particles based on their size and optical properties. A laser beam passes through the dispersed sample, and scattered light is detected at different angles. Using this data, the system calculates the particle size distribution with high precision. Mie scattering is ideal for a wide range of particle sizes and materials, making it more accurate than basic diffraction methods, especially in industries that demand tight particle control like pharmaceuticals and advanced materials.

2. What advantages does the converging Fourier transform optical path provide in this Laser Particle Size Analyzer ?

The converging Fourier transform optical path allows the Laser Particle Size Analyzer to capture scattered light efficiently without requiring a long optical bench. This optical configuration maintains high measurement resolution in a compact system, enabling precise detection of particle size distribution over a wide range. It also ensures optical stability, which is crucial for repeated testing and long-term use in research and production environments.

3. How does the Laser Particle Size Analyzer ensure effective dispersion and circulation of samples?

Laser Particle Size Analyzer features a sealed wet circulation system with a micro-circulation design that avoids dead zones and eliminates residual liquid. An integrated ultrasonic disperser (40 kHz, 100 W) ensures thorough mixing and prevents particle agglomeration. This setup is essential for accurate measurement of powders, emulsions, or viscous suspensions, as it ensures each test begins with a uniformly dispersed sample.

4. What user-friendly and safety features are integrated into the Laser Particle Size Analyzer ?

The Laser Particle Size Analyzer includes intelligent one-touch operation, automatic optical path calibration on both X and Y axes, and a misoperation protection function. It also features a fogging detection system that maintains optical clarity. These features simplify operation, reduce user error, and allow even non-specialists to perform consistent tests safely and accurately.